• The Fort Peck Reservation is home to two separate American Indian Nations, each composed of numerous bands and divisions.

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  • Fort Peck Assiniboine & Sioux Tribes
    501 Medicine Bear Road
    PO Box 1027
    Poplar, Montana 59255
    P: 406.768.2300
    F: 406.768.5478
    E: info@fortpecktribes.net

  • Tribal LogoTribal Flag


OCTOBER 31 Deadline for new applicants. Enrollment applications on-line at the fortpecktribes.org website or at the Enrollment Office, Poplar, MT
November 8-9 Enrollment Commitee final meeting on new enrollees
November 16 Deadline for address change.

Mail to: P.O. Box 1027, Poplar, MT 59255,

or Fax to (406) 768-3306, ot (406) 768-5478.

Address change must be in writing. Can NOT take address changes over the phone.This is also the last day to change and/or update court orders.

December 12 On Reservation distribution @ Poplar Cultural Center
December 13-15 Mail out checks not distributed on December 12



Per Resolution # 29-532-2018-05, the following Tribal Flag/Donation Policy has been drafted to regulate the manner in which tribal flags are provided to the public:

Tribal Flag/Donation Policy